Granza Bio
Building programmable therapeutics for the immune system
Granza Bio is a company in healthcare based in San Francisco, CA, USA, founded in 2023.
Profile
Granza Bio is developing programmable therapeutics for the immune system. Our platform is built on the foundational discovery of immune “superkiller” attack particles — the natural ammunition used by cytotoxic immune cells to deliver potent, localized killing. By re-arming exhausted immune cells with newly programmed ammunition, Granza restores and enhances immune function. This approach enables a new class of treatments with the potential to transform diseases ranging from cancer to autoimmunity.
Its activity falls under healthcare; the profile below is assembled from public directory data.
The business is associated with San Francisco, CA, USA.
The company is listed at the Winter 2024 stage of development.
The company reports a headcount in the 7 range.
Public records show total funding of about $7.6M.
Directory analysis
Granza Bio is a San Francisco-based biotech founded in 2023 that develops programmable therapeutics targeting the immune system. Leveraging immune "superkiller" attack particles, the company re-arming exhausted immune cells to restore and enhance immune function. The platform aims to treat a range of diseases, including cancer and autoimmune disorders.
Positioning: Granza Bio operates in the emerging programmable immunotherapy space, focusing on repurposing innate immune mechanisms. With a small team and early-stage funding, it seeks to differentiate itself by targeting immune cell re-arming rather than conventional checkpoint inhibition.
Note: Granza Bio focuses on re-arming exhausted immune cells with engineered attack particles.
Auto-generated directory analysis from public data · updated 10 Oct 2026. Informational only, not investment advice.
| Sector | Healthcare |
|---|---|
| Headquarters | San Francisco, CA, USA |
| Country | USA |
| Founded | 2023 |
| Employees | 7 |
| Stage | Winter 2024 |
| Total funding | $7,640,000 |
Website: www.granzabio.com
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